dual ring vs. single ring pistons

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TK

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So here it is. Dual ring vs. single ring vs. dual ring running one ring. Name your poison and why.

I prefer single rings. If I have a choice I'll take a dual ring and run the upper as it tends to be thinner than a standard single ring piston. What does that stupid 2nd ring do anyway?
 
Andyshine77
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So here it is. Dual ring vs. single ring vs. dual ring running one ring. Name your poison and why.

I prefer single rings. If I have a choice I'll take a dual ring and run the upper as it tends to be thinner than a standard single ring piston. What does that stupid 2nd ring do anyway?

So you started another oil thread, good deal.:msp_biggrin:
 
Joe Kidd

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I like a single ceramic ring with ceramic crank bearings marinated in Amsoil 200:1. HaHaHaHaHa
 
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HELSEL

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So here it is. Dual ring vs. single ring vs. dual ring running one ring. Name your poison and why.

I prefer single rings. If I have a choice I'll take a dual ring and run the upper as it tends to be thinner than a standard single ring piston. What does that stupid 2nd ring do anyway?

Do you plug the bottom ring
groove on each side of the intake?
I am sure you would find less blow
bye if you did!!
 
1Alpha1

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Depends on who wants to know, and why.
Back in the day (early 70's) while racing dirtbikes, most bikes came equipped with two-ring pistons.

The hot set-up was to buy an after-market piston with a single ring (Dykes). We were all quite sure that it made enough of a difference between winning and losing a race. :msp_biggrin:

Given a choice, I'd prefer a two-ring set-up in my saw.
 
bucknfeller

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Back in the day (early 70's) while racing dirtbikes, most bikes came equipped with two-ring pistons.

The hot set-up was to buy an after-market piston with a single ring (Dykes). We were all quite sure that it made enough of a difference between winning and losing a race. :msp_biggrin:

Given a choice, I'd prefer a two-ring set-up in my saw.

One ringers are easier to start :laugh:
 
SawTroll

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Back in the day (early 70's) while racing dirtbikes, most bikes came equipped with two-ring pistons.

The hot set-up was to buy an after-market piston with a single ring (Dykes). We were all quite sure that it made enough of a difference between winning and losing a race. :msp_biggrin:

Given a choice, I'd prefer a two-ring set-up in my saw.

Not a big deal, but the lower ring basically just add friction for no real advantage - at least that is how i understand it...
 

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